师傅加工了:
(a - 5)÷ 1 / 2
= (a - 5)× 2
= 2 a - 10(个)
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徒弟加工零件a个,比师傅的二分之一多5个,师傅加工( )个零件.
徒弟加工零件a个,比师傅的二分之一多5个,师傅加工( )个零件.
数学人气:449 ℃时间:2019-08-26 06:57:36
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